Birth registration at the Civil Register in MexicoThis is an in-person process, free, no appointment needed, and generally resolved the same day if you bring everything. You can go to any Civil Register office in the state you choose. Success depends on the paperwork you prepare beforehand: the foreign certificate in long form, apostilled and translated by a translator authorized in that state, and names that match across documents. There is no…Get your child's birth certificate, long formThe first document in the whole chain. It must be the certified copy in LONG FORM — the one with both parents' full names — not the abstract, which only has basic data. Request it from Vital Records or the Health Department of the state where the child was born, or from the county. If you already…Apostille the certificate in the state that issued itThe apostille is an international stamp certifying that the certificate is authentic, so Mexico accepts it. It's issued by the government of the STATE that produced the certificate (usually the Secretary of State), not the federal government or the consulate. If your child was born in Texas, Texas…Decide which Mexican state you'll file inThis step looks minor and determines the next two. You can register at any Civil Register office in the state you choose, and there are several per state: the largest are in the main cities. Choose based on where you'll be: if you're visiting family in Mérida, do it in Yucatán. Plan your stay…Translate the apostilled certificate with a translator authorized in that stateAn authorized translator (perito traductor) is certified by the state's judiciary; their translation has legal validity while a simple one does not. That's why it must be local: each state recognizes translators authorized by its own Superior Court. You must translate EVERYTHING: the certificate…Go to the Civil Register with everything ready — no appointment, same dayHere's the advantage of this route: no appointment needed. You go to any Civil Register office in your chosen state with complete documentation and it's resolved the same day, free. Bring: the apostilled and translated certificate, proof of the parent's Mexican nationality, both parents' IDs, and…Get your child's CURPOnce the Mexican certificate exists, the CURP is generated from it. In many cases it's given to you at the Civil Register itself, or you can look it up and print it online for free. It's free and you'll need it for the passport.Apply for your child's Mexican passportWith the Mexican certificate and the CURP you can now apply for the passport at the SRE. Appointments are booked online, choosing state, office, and time. On the day, they take the photo and usually issue the passport right there. For a minor, both parents must attend (or one with the other's…